Fulvestrant With or Without Lapatinib and/or Aromatase Inhibitor Therapy in Treating Postmenopausal Women With Metastatic Breast Cancer That Progressed After Previous Aromatase Inhibitor Therapy
Conditions
Interventions
- DRUG: anastrozole
- DRUG: exemestane
- DRUG: fulvestrant
- DRUG: lapatinib ditosylate
- DRUG: letrozole
- OTHER: placebo
Sponsor
Gruppo Italiano Mammella (GIM)